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Finding the Fourth Proportional to 561,246.29, 841,876.71 and 187,269.29

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Solution

The fourth proportional to 561,246.29, 841,876.71 and 187,269.29 is: 280,906.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,246.29 : 841,876.71 = 187,269.29 : x
  2. Step 2: Convert to fraction form
    561,246.29/841,876.71 = 187,269.29/x
  3. Step 3: Cross multiply
    561,246.29x = 841,876.71 × 187,269.29
  4. Step 4: Simplify right side
    561,246.29x = 157,657,649,539.85
  5. Step 5: Solve for x
    x = 157,657,649,539.85/561,246.29
  6. Step 6: Final answer
    x = 280,906.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.